Skip to Content

20 Sky-Blue Flowers Worth Planning Your Whole Garden Around (With Some Unexpected Showstoppers)

20 Sky-Blue Flowers Worth Planning Your Whole Garden Around (With Some Unexpected Showstoppers)

Sharing is caring!

Picture this: a garden blooming with the serene hues of the sky. Sky-blue flowers have this magical ability to transform any garden into a tranquil paradise. Their subtle yet striking presence beckons the eyes and soothes the soul. Each flower seems to carry a piece of the sky, right in your backyard. Whether you’re designing a new garden or revamping an existing one, these sky-blue blossoms are your ticket to a serene floral escape. Let’s embark on this botanical journey together and explore the beauty of these captivating blue wonders!

1. Blue Star (Amsonia)

© garden_chronicle_com

Every garden needs a star, and in the world of flowers, this one shines bright. The Blue Star, or Amsonia, is famed for its charming star-shaped flowers that grace the garden with a delicate blue hue.

These blossoms emerge in clusters, offering a tranquil, cloud-like appearance. They are perfect for adding a soft texture to your garden borders. Plus, they have a knack for attracting butterflies!

Resilient and easy to grow, Blue Star thrives in various climates, making it a versatile addition. It’s a perennial favorite for those seeking low-maintenance beauty.

2. Himalayan Blue Poppy

© longwoodgardens

Imagine the rarest of blooms, swaying gently in a cool breeze. The Himalayan Blue Poppy is a rare jewel in the floral world, captivating gardeners with its ethereal beauty.

Its large, silky petals are the epitome of dreamlike elegance. These gems are native to the high-altitude regions of Asia, but they can grace your garden with the right care.

Himalayan Blue Poppies prefer a cool, shaded environment and moist soil. Their enchanting blue hue is worth the effort, bringing an element of mystique to your garden.

3. Forget-Me-Not

© superfloristics

Small but mighty, these flowers carry a poignant message. Forget-Me-Nots, with their petite blue petals, are a symbol of remembrance and love.

They thrive in shaded areas, preferring damp soil to showcase their beauty in early spring. Their easy-going nature makes them a favorite among gardeners.

Plant them alongside pathways or in woodland gardens to enjoy their charming blooms. These tiny wonders offer a splash of blue that’s sure to brighten any corner of your garden.

4. Cornflower (Bachelor’s Button)

© hummingharvestfarm

A garden cannot be complete without a pop of cheerful blue. Cornflowers, also known as Bachelor’s Buttons, bring a delightful charm with their vivid blue petals.

These annuals are easy to grow and attract butterflies, making them perfect for wildflower gardens. They bloom profusely in sunny spots.

With their simple beauty and allure, Cornflowers make lovely cut flowers for bouquets. This old-fashioned favorite continues to win hearts with its rustic appeal.

5. Bluebell

© usbotanicgarden

Under the canopy of trees, a soothing blue carpet unfurls. Bluebells, with their nodding bell-shaped blooms, create a mesmerizing spectacle in spring.

These flowers thrive in shaded, woodland areas, where they bloom en masse, painting the ground with their dreamy hue.

Bluebells are also wonderfully fragrant, adding to their enchanting presence. Walking through a Bluebell field is like stepping into a fairytale.

6. Hydrangea

© zhush

If there was ever a flower that could mimic the sky’s hue, it’s the Hydrangea. Renowned for its large, round clusters of blue blooms, this beauty steals the show in any garden.

Hydrangeas are versatile, thriving in both sun and partial shade. Their blooms change color based on soil pH, adding an element of surprise.

Whether as a hedge or a standalone feature, Hydrangeas bring a splash of blue that’s hard to ignore. They’re a garden classic for good reason.

7. Lobelia

© thebotanicalplanet

For a cascade of blue, look no further. Lobelia spills over containers and baskets with its dainty, vivid blue flowers.

These annuals are perfect for adding a splash of color to hanging baskets and window boxes. They thrive in full sun to partial shade.

Lobelia’s charming blooms bring a fresh, vibrant feel to any garden. Their low-maintenance nature makes them a popular choice among busy gardeners.

8. Morning Glory

© wildseedfarms

Nothing says ‘good morning’ quite like these blooms. Morning Glories unfurl their trumpet-shaped blue flowers to greet the day.

These climbers are perfect for covering fences and trellises, adding height and color to your garden. They thrive in sunny locations.

Known for their rapid growth, Morning Glories offer a burst of blue that’s both charming and cheerful. They’re perfect for creating a vibrant vertical garden.

9. Balloon Flower

© Reddit

Imagine flowers that start as balloons! Balloon Flowers enchant with their unique buds that burst into vibrant blue stars.

These perennials are a delightful addition to any garden, offering a whimsical touch with their playful blooms.

Balloon Flowers are easy to care for and thrive in sunny spots. Their long-lasting blooms make them a garden favorite.

10. Delphinium

© cecilandash

Towering spikes of blue that command attention—Delphiniums are the architectural wonders of the flower world.

These perennials bring elegance to garden borders with their tall, stately presence. They thrive in well-drained soil and full sun.

Delphiniums are perfect for cottage gardens, providing vertical interest with their stunning blue hues. They make excellent cut flowers too.

11. Plumbago

© westwoodgardens

For that tropical feel, Plumbago delivers with its clusters of sky-blue flowers. These shrubs bring a touch of the exotic to your garden.

Plumbago thrives in sunny spots and is remarkably drought-tolerant, making it a hardy choice for warmer climates.

Their long blooming season ensures a continuous display of blue, perfect for hedges or patio containers. Plumbago is a must-have for a vibrant garden.

12. Gentian

© Outsidepride.com

High in the alpine meadows, a burst of blue catches the eye. Gentians, with their tubular blooms, are the gems of mountainous landscapes.

These perennials are known for their intense blue color, thriving in well-drained, rocky soil.

Gentians bring a touch of the wild to your garden, perfect for rock gardens or alpine-themed landscapes. Their vibrant flowers are a sight to behold.

13. Blue Flax

© taptealnativeplants

Imagine a field dotted with delicate blue blooms, dancing in the breeze. Blue Flax is a wildflower that brings a gentle beauty to any garden.

These perennials are easy to grow, thriving in sunny, well-drained spots. Their slender stems and sky-blue flowers are a delight to behold.

Blue Flax is perfect for naturalistic gardens, adding a soft texture and color. Their ephemeral blooms bring a touch of whimsy to your garden.

14. Salvia

© yerbabuenanursery

For a splash of blue and a hint of fragrance, Salvia is your go-to plant. Its spiky blue flowers are a magnet for pollinators.

These perennials are easy to care for, thriving in sunny, well-drained locations. Their aromatic leaves add an extra sensory dimension.

Salvia is perfect for adding color and movement to your garden borders. They’re a must-have for a pollinator-friendly garden.

15. Borage

© neworleansbotanicalgarden

Imagine a plant that’s both beautiful and beneficial. Borage, with its star-shaped blue flowers, is a charming addition to any garden.

This herb is known for attracting bees, making it a pollinator’s delight. It’s easy to grow and thrives in sunny spots.

Borage is not only a visual treat but also edible, perfect for salads and garnishes. Its fuzzy leaves and vibrant blue blooms make it a garden favorite.

16. Eryngium (Sea Holly)

© Reddit

Looking for a touch of drama? Eryngium, or Sea Holly, delivers with its spiky blue flowers and striking appearance.

These perennials thrive in sunny, well-drained soil, making them perfect for coastal gardens. Their unique look is sure to turn heads.

Eryngium’s metallic blue blooms bring an edgy, modern feel to any garden. They’re a bold choice for those seeking something different.

17. Brunnera

© secondnaturedesignsmv

In the dappled shade, a quiet beauty thrives. Brunnera, with its heart-shaped leaves and delicate blue flowers, brings a touch of elegance.

These perennials are perfect for woodland gardens, thriving in moist, shaded areas. Their charming flowers are reminiscent of Forget-Me-Nots.

Brunnera offers a soft, romantic feel, making it a lovely choice for shaded borders. Their foliage is attractive even after the flowers fade.

18. Agapanthus

© timsgardencentre

For a garden showstopper, Agapanthus stands tall and proud. Its clusters of blue flowers on towering stems create a striking display.

These perennials thrive in sunny locations, offering a long-lasting bloom period. They’re drought-tolerant, making them ideal for water-wise gardens.

Agapanthus adds a touch of drama and elegance to pathways and borders. Their towering presence is a true garden spectacle.

19. Aster

© indefenseofplants

As autumn approaches, a splash of blue defies the season. Asters, with their daisy-like flowers, bring a cheerful presence to fall gardens.

These perennials are easy to grow, thriving in sunny, well-drained spots. Their late bloom time extends the gardening season.

Asters are perfect for adding color to borders and attracting pollinators. Their vibrant blue blooms are a fall garden highlight.

20. Clematis

© impatientgardener

For a vertical splash of blue, look to Clematis. Its large, intricate flowers add elegance and charm to garden structures.

These climbers thrive in sunny locations with cool roots, perfect for trellises and fences.

Clematis offers a long-lasting display of flowers, adding height and drama to your garden. Their elegant blooms are a climbing favorite.

21. Phlox

© umdhgic

For a garden filled with fragrance and color, Phlox is a top choice. Its clusters of blue flowers bring a sweet scent to the air.

These perennials thrive in sunny, well-drained spots, offering a long blooming season.

Phlox adds a touch of romance to garden borders, attracting pollinators with their vibrant blooms. They’re a classic garden favorite for good reason.

22. Scabiosa (Pincushion Flower)

© gardensbythebay

In the world of blooms, these flowers make a point. Scabiosa, or Pincushion Flower, is known for its unique, cushion-like blooms.

These perennials thrive in sunny locations with well-drained soil, adding a whimsical touch to any garden.

Scabiosa’s blue flowers are a magnet for butterflies, making them perfect for pollinator gardens. Their distinctive appearance is truly eye-catching.

23. Veronica (Speedwell)

© thedallasarboretum

For a touch of grace, Veronica, or Speedwell, delivers with its spikes of blue flowers swaying gently in the breeze.

These perennials are easy to grow, thriving in sunny, well-drained spots. Their long blooming season ensures continuous color.

Veronica adds movement and color to garden paths and borders. Their slender spikes are a delightful addition to any garden.

24. Nemophila (Baby Blue Eyes)

© wanderboomer

Picture a meadow awash in gentle blues. Nemophila, or Baby Blue Eyes, brings a soft, dreamy feel to any garden.

These annuals thrive in cool, shaded areas, perfect for woodland gardens or spring displays.

Nemophila’s delicate blooms add a touch of whimsy and charm. Their gentle presence is a springtime delight for any garden.